Verifying Port Mirroring Configuration; Switches - Juniper JUNOS OS 10.4 - FOR EX REV 1 Manual

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Verifying Port Mirroring Configuration

Verifying Input and Output for Port Mirroring Analyzers on EX Series Switches
Purpose
Action
Meaning
3854
®
OS for EX Series Ethernet Switches, Release 10.4
Configuring Port Mirroring to Analyze Traffic (CLI Procedure) on page 3849
Example: Configuring Port Mirroring for Local Monitoring of Employee Resource Use
on EX Series Switches on page 3837
Example: Configuring Port Mirroring for Remote Monitoring of Employee Resource Use
on EX Series Switches on page 3842
Understanding Port Mirroring on EX Series Switches on page 3833
Verifying Input and Output for Port Mirroring Analyzers on EX Series Switches on page 3854
Verify that an analyzer has been created on the switch and has the appropriate output
interfaces, and appropriate output interface.
You can verify the port mirror analyzer is configured as expected using the
command.
[edit]
user@switch> show analyzer
Analyzer name
Output VLAN
Mirror ratio
Loss priority
Ingress monitored interfaces : ge-0/0/0.0
Ingress monitored interfaces : ge-0/0/1.0
You can view all of the port mirror analyzers configured on the switch, including any that
are disabled, using the
show ethernet-switching-options
user@switch# show ethernet-switching-options
inactive: analyzer employee-web-monitor {
loss-priority high;
output {
analyzer employee-monitor {
loss-priority high;
input {
ingress {
interface ge-0/0/0.0;
interface ge-0/0/1.0;
}
}
output {
vlan {
remote-analyzer;
}
}
}
This output shows that the employee-monitor analyzer has a ratio of 1 (mirroring every
packet, the default), a loss priority of high (set this option to high whenever the analyzer
: employee-monitor
: remote-analyzer
: 1
: High
command in configuration mode.
Copyright © 2010, Juniper Networks, Inc.
show analyzer